<?php
/**
 * Created by PhpStorm.
 * User: lullabies
 * Date: 2019/5/27
 * Time: 17:25
 */

namespace app\admin\model;


use think\Model;

class TotalGrade extends  Model
{
    //定义主键
    protected $pk = 'id';
    //定义数据表
    protected $table = 'art_total_grade';
}